Sreekanth .S. Kaithavalappil, Deepa Sreekanth, Anjana Karunakaran Nair, Dayana Nicholas, and Kenneth Nelson. “Drinking Water and Sanitation Practices in North-Western Part of Kottayam District - A Cross Sectional Epidemiological Study”. International Journal of Research in Pharmaceutical Sciences 13, no. 2 (May 11, 2022): 240–245. Accessed November 21, 2024. https://ijrps.com/home/article/view/495.